CN219911496U - Bearing capable of preventing needle roller from falling off - Google Patents
Bearing capable of preventing needle roller from falling off Download PDFInfo
- Publication number
- CN219911496U CN219911496U CN202321332932.7U CN202321332932U CN219911496U CN 219911496 U CN219911496 U CN 219911496U CN 202321332932 U CN202321332932 U CN 202321332932U CN 219911496 U CN219911496 U CN 219911496U
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- Prior art keywords
- outer ring
- assembly
- needle roller
- limiting
- bearing
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000000178 monomer Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 description 10
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a bearing for preventing a needle roller from falling off, which comprises: the inner side of the outer ring assembly is provided with an inner ring, a needle roller body is connected between the outer ring assembly and the inner ring, the outer ring assembly comprises an outer ring body and a mounting groove, the inner surface of the outer ring body is provided with the mounting groove at equal angles, and the front end surface and the rear end surface of the outer ring assembly are provided with second connecting holes; the limiting assembly is arranged on the outer side of the outer ring assembly, a first connecting hole is formed in the limiting assembly, the limiting assembly is composed of a baffle ring and a limiting block, the end face of one side of the baffle ring, close to the vertical center line of the outer ring assembly, is fixedly connected with the limiting block, and a connecting pin is connected in the limiting assembly in a penetrating mode. This avoid bearing that bearing pin drops is convenient for carry out spacing fixed to the bearing pin, and connects effectually, makes the mounting stability of bearing pin better, has solved the problem that current bearing pin is inconvenient for avoiding the bearing pin to drop.
Description
Technical Field
The utility model relates to the technical field of needle bearings, in particular to a bearing capable of preventing a needle from falling off.
Background
The roller bearing is a roller bearing with cylindrical rollers, and the rollers are thin and long relative to the diameter of the roller bearing, so the roller is called a roller pin, and the roller bearing has a compact radial structure, has the smallest outer diameter when the inner diameter size and the loading capacity of the roller bearing are the same as those of other types of bearings, and is particularly suitable for supporting structures with limited radial installation size.
However, most needle bearings currently on the market have some drawbacks in use, such as: most of the existing needle roller bearings are used for limiting and fixing the roller directly through the inner ring and the outer ring, the needle roller mounting stability is low, the needle roller is not convenient to avoid falling off, and certain using defects exist, so that the needle roller falling off-preventing bearing is provided, and the problem in the prior art is solved conveniently.
Disclosure of Invention
The utility model aims to provide a bearing for preventing a needle roller from falling off, so as to solve the problems that most of the existing needle roller bearings provided in the background art limit and fix a roller directly through an inner ring and an outer ring, and the needle roller is low in installation stability and inconvenient to avoid the needle roller from falling off.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a bearing for preventing needle roller from falling off, comprising:
the inner side of the outer ring assembly is provided with an inner ring, a needle roller body is connected between the outer ring assembly and the inner ring, the outer ring assembly comprises an outer ring body and a mounting groove, and second connecting holes are formed in the front end face and the rear end face of the outer ring assembly;
the limiting assembly is arranged on the outer side of the outer ring assembly, a first connecting hole is formed in the limiting assembly, a sinking groove is formed in the outer end face of the limiting assembly, the limiting assembly is composed of a baffle ring and a limiting block, and a connecting pin is connected to the inner portion of the limiting assembly in a penetrating mode.
As a preferable technical scheme of the utility model, the inner surface of the outer ring body is provided with the mounting groove at equal angles, and the outer ring body is rotatably connected with the needle roller body through the mounting groove.
As a preferable technical scheme of the utility model, the outer ring component is in clamping connection with the engagement pin through the second connecting hole, and the engagement pin is arranged vertically symmetrically relative to the horizontal central line of the outer ring component.
As the preferable technical scheme of the utility model, the limiting assemblies are arranged in a front-back symmetrical way relative to the vertical center line of the outer ring assembly, and the limiting assemblies are in threaded connection with the connecting pins through the first connecting holes.
As the preferable technical scheme of the utility model, the end face of one side of the baffle ring, which is close to the vertical center line of the outer ring component, is fixedly connected with a limiting block.
As the preferable technical scheme of the utility model, the limiting blocks are distributed at equal angles relative to the central axis of the baffle ring, and the limiting blocks are connected between the monomers of the needle roller body in an inserting way.
As the preferable technical scheme of the utility model, the end face of the connecting pin, which is close to one side of the outer ring component, is fixedly connected with a backing ring, and the backing ring is arranged in the sinking groove.
Compared with the prior art, the utility model has the beneficial effects that: the bearing capable of avoiding the rolling needle from falling off is convenient for limiting and fixing the rolling needle, has good connection effect, ensures better installation stability of the rolling needle, and solves the problem that the existing rolling needle bearing is inconvenient to avoid the rolling needle from falling off;
1. the rolling needle is provided with a limiting block, a baffle ring and a rolling needle body, wherein the front end face and the rear end face of the outer ring assembly are connected with limiting assemblies, the limiting block is connected between the monomers of the rolling needle body in an inserting mode, the limiting block limits the front end and the rear end of the rolling needle body, and therefore the rolling needle body can be prevented from falling off;
2. the connecting pin is inserted into the first connecting hole and rotates clockwise, so that the connecting pin is in threaded connection with the limiting assembly through the first connecting hole, and meanwhile, the inner end of the connecting pin is in clamping connection with the outer ring assembly through the second connecting hole, so that the limiting assembly is fixedly connected with the outer ring assembly;
3. be equipped with heavy groove, backing ring and linking round pin, offered heavy groove through spacing subassembly's outer terminal surface, linking round pin sinks into heavy inslot, avoids linking round pin protrusion in spacing subassembly's surface, links up round pin simultaneously and is close to outer lane subassembly one side terminal surface fixedly connected with backing ring, and the backing ring can prevent to link up and take place wearing and tearing between round pin and the heavy groove, makes the practicality better.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic side sectional view of the present utility model;
FIG. 3 is a schematic cross-sectional view of the outer ring assembly and needle roller body connection of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 5 is a schematic diagram showing the overall structure of the connection between the stop ring and the stopper.
In the figure: 1. an outer race assembly; 101. an outer ring body; 102. a mounting groove; 2. an inner ring; 3. a needle roller body; 4. a limit component; 401. a baffle ring; 402. a limiting block; 5. sinking grooves; 6. a first connection hole; 7. a second connection hole; 8. a connecting pin; 9. and a backing ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: a bearing for preventing needle roller from falling off, comprising: the inner side of the outer ring assembly 1 is provided with an inner ring 2, a needle roller body 3 is connected between the outer ring assembly 1 and the inner ring 2, the outer ring assembly 1 comprises an outer ring body 101 and a mounting groove 102, as shown in fig. 1 and 3, the mounting groove 102 is formed in the inner surface of the outer ring body 101 at equal angles, the outer ring body 101 is in rotary connection with the needle roller body 3 through the mounting groove 102, and second connecting holes 7 are formed in the front end face and the rear end face of the outer ring assembly 1;
as shown in fig. 2, fig. 4 and fig. 5, the front end face and the rear end face of the outer ring assembly 1 are both connected with a limit assembly 4, the limit assembly 4 is composed of a baffle ring 401 and a limit block 402, the end face of one side of the baffle ring 401, which is close to the vertical center line of the outer ring assembly 1, is fixedly connected with the limit block 402, the limit block 402 is distributed at equal angles relative to the center axis of the baffle ring 401, and when the bearing capable of avoiding the falling of the needle roller is used, the limit block 402 is connected between the monomers of the needle roller body 3 in an inserting way, the limit assembly 4 is connected with the outer ring assembly 1, the front end and the rear end of the needle roller body 3 are limited by the limit block 402, and the falling of the needle roller body 3 is further avoided;
specifically, as shown in fig. 2 and fig. 4, the first connecting hole 6 is formed in the inner part of the limiting component 4, the connecting pin 8 is connected with the inner part of the limiting component 4 in a penetrating manner, the sinking groove 5 is formed in the outer end surface of the limiting component 4, the backing ring 9 is arranged in the sinking groove 5 and fixedly connected to the end surface of one side of the connecting pin 8, which is close to the outer ring component 1, the connecting pin 8 is inserted into the first connecting hole 6 and rotates the connecting pin 8 clockwise, the connecting pin 8 is connected with the limiting component 4 in a threaded manner through the first connecting hole 6, and meanwhile, the inner end of the connecting pin 8 is connected with the outer ring component 1 in a clamping manner through the second connecting hole 7, so that the limiting component 4 and the outer ring component 1 are fixedly connected, namely, the use method of the bearing capable of preventing the needle roller pin from falling is provided.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a avoid bearing that bearing pin drops which characterized in that: comprising the following steps:
the novel needle roller comprises an outer ring assembly (1), wherein an inner ring (2) is arranged on the inner side of the outer ring assembly (1), a needle roller body (3) is connected between the outer ring assembly (1) and the inner ring (2), the outer ring assembly (1) comprises an outer ring body (101) and a mounting groove (102), and second connecting holes (7) are formed in the front end face and the rear end face of the outer ring assembly (1);
the limiting assembly (4) is arranged on the outer side of the outer ring assembly (1), a first connecting hole (6) is formed in the limiting assembly (4), a sinking groove (5) is formed in the outer end face of the limiting assembly (4), the limiting assembly (4) is composed of a baffle ring (401) and a limiting block (402), and a connecting pin (8) is connected to the inner portion of the limiting assembly (4) in a penetrating mode.
2. A needle roller shedding avoidance bearing as claimed in claim 1, wherein: the inner surface of the outer ring body (101) is provided with mounting grooves (102) at equal angles, and the outer ring body (101) is rotatably connected with the needle roller body (3) through the mounting grooves (102).
3. A needle roller shedding avoidance bearing as claimed in claim 1, wherein: the outer ring component (1) is connected with the connecting pin (8) in a clamping way through the second connecting hole (7), and the connecting pin (8) is arranged in a vertically symmetrical way relative to the horizontal central line of the outer ring component (1).
4. A needle roller shedding avoidance bearing as claimed in claim 1, wherein: the limiting assembly (4) is arranged in a front-back symmetrical mode relative to the vertical center line of the outer ring assembly (1), and the limiting assembly (4) is in threaded connection with the connecting pin (8) through the first connecting hole (6).
5. A needle roller shedding avoidance bearing as claimed in claim 1, wherein: the end face of one side of the baffle ring (401) close to the vertical center line of the outer ring assembly (1) is fixedly connected with a limiting block (402).
6. The needle roller shedding avoidance bearing of claim 5, wherein: the limiting blocks (402) are distributed at equal angles relative to the central axis of the baffle ring (401), and the limiting blocks (402) are connected between the monomers of the needle roller body (3) in an inserting mode.
7. A needle roller shedding avoidance bearing as claimed in claim 3, wherein: the connecting pin (8) is close to the backing ring (9) fixedly connected with the end face of one side of the outer ring assembly (1), and the backing ring (9) is arranged in the sinking groove (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321332932.7U CN219911496U (en) | 2023-05-30 | 2023-05-30 | Bearing capable of preventing needle roller from falling off |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321332932.7U CN219911496U (en) | 2023-05-30 | 2023-05-30 | Bearing capable of preventing needle roller from falling off |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219911496U true CN219911496U (en) | 2023-10-27 |
Family
ID=88428520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321332932.7U Active CN219911496U (en) | 2023-05-30 | 2023-05-30 | Bearing capable of preventing needle roller from falling off |
Country Status (1)
Country | Link |
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CN (1) | CN219911496U (en) |
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2023
- 2023-05-30 CN CN202321332932.7U patent/CN219911496U/en active Active
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